HomeBelts and Cooling > Gaskets and Sealing SystemsGates 33674 Engine Coolant Thermostat Seal - Upper
Part #: 33674

Gates 33674 Engine Coolant Thermostat Seal - Upper

Thermostat Seal, Upper
⚙️ 10 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Thermostat Seal, Upper
🚗Fitment: Dodge, Ram 2500 and Ram 3500
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Thermostat Seal for Dodge Ram 2500 and 3500

The Gates 33674 Thermostat Seal is engineered to provide a precise and durable seal for the engine coolant thermostat in Dodge Ram 2500 and Ram 3500 models. Designed with exact dimensions and a lathe cut, stepped style, this seal ensures optimal performance and prevents coolant leaks.

  • Inside diameter: 1.994 inches
  • Outside diameter: 2.465 inches
  • Height: 0.563 inches
  • Lathe cut, stepped style for accurate fitment
  • Engine coolant thermostat seal type

About the Gates Thermostat Seal Product Line

The Gates Thermostat Seal line focuses on high-quality sealing solutions specifically designed for engine cooling systems. This product line emphasizes precision manufacturing and material durability to maintain proper coolant flow and temperature regulation. The 33674 seal is part of this line, offering a reliable replacement option for maintaining the integrity of the thermostat housing in Dodge Ram trucks.

Product Details and Specifications

This thermostat seal features an inside diameter of 1.994 inches and an outside diameter of 2.465 inches, with a height of 0.563 inches. Its lathe cut, stepped style design allows for a secure and exact fit within the thermostat housing, reducing the risk of coolant leaks and ensuring consistent engine temperature control. The seal is specifically designed for use with Dodge Ram 2500 and Ram 3500 models, making it a precise fit for these vehicles.

Common Applications and Problem Solving

  • Prevents coolant leaks around the thermostat housing
  • Maintains proper engine temperature regulation
  • Replaces worn or damaged thermostat seals in Dodge Ram 2500 and 3500
  • Helps avoid engine overheating due to seal failure
  • Ensures reliable coolant system performance

Installation Notes and Tips

When installing the Gates 33674 thermostat seal, ensure the thermostat housing and surrounding surfaces are clean and free of debris. Carefully align the seal according to the lathe cut, stepped design to achieve a proper fit. Avoid over-tightening the housing bolts to prevent seal damage. It is recommended to inspect the thermostat and housing for wear during replacement to maintain optimal cooling system function.

Quality Assurance and Warranty

Gates manufactures the 33674 thermostat seal to meet strict quality standards for durability and fitment. While specific warranty details are not provided, Gates products typically undergo rigorous testing to ensure reliable performance in automotive cooling systems. Using this seal helps maintain the integrity of your Dodge Ram 2500 or 3500’s engine cooling system.

BrandGates
Part Number33674
PositionThermostat Seal, Upper
Height.563
Height (in).563
Inside Diameter1.994
Outside Diameter2.465
StyleLathe Cut, Stepped
TypeThermostat Seal
TypeThermostat Seal

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
1998DodgeRam 25005.9LL6DIESELUpperThermostat Seal
1998DodgeRam 35005.9LL6DIESELUpperThermostat Seal
1997DodgeRam 25005.9LL6DIESELUpperThermostat Seal
1997DodgeRam 35005.9LL6DIESELUpperThermostat Seal
1996DodgeRam 25005.9LL6DIESELUpperThermostat Seal
1996DodgeRam 35005.9LL6DIESELUpperThermostat Seal
1995DodgeRam 25005.9LL6DIESELUpperThermostat Seal
1995DodgeRam 35005.9LL6DIESELUpperThermostat Seal
1994DodgeRam 25005.9LL6DIESELUpperThermostat Seal
1994DodgeRam 35005.9LL6DIESELUpperThermostat Seal

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

11092529227292308923367447612924797255MG188EA

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.